.top-banner{
    height: 240px;
    margin: 0 auto;
    background: url('../img/banner-img.jpg') center no-repeat;
    padding-top: 30px;
    .banner-title{
        font-size: 24px;
        font-weight: 800;
        color: #fff;
        text-align: center;
        &::before{
            content: '';
            display: inline-block;
            width:40px;
            height: 1px;
            border-top:1px solid #fff;
            margin:0 20px 6px 0;
        }
        &::after{
            content: '';
            display: inline-block;
            width:40px;
            height: 1px;
            border-top:1px solid #fff;
            margin:0 0 6px 20px;
        }
    }
    .nav-list{
        padding-top: 30px;
        ul.list{
            display: flex;
            list-style: none;
            color: #1e2188;
            justify-content: center;
            li.item{
                background: url('../img/btn.png');
                width: 144px;
                height: 44px;
                line-height: 44px;
                text-align: center;
                font-size: 18px;
                &:not(:first-child){
                    margin-left: 28px;
                }
            }
            li.active{
                background: url('../img/btn1.png');
                color: #fff;
                font-weight: bold;
            }
        }
    }
}
.main{
    display: none;
    &.show{
        display: block;
    }
    .center_box{
        border-radius: 20px;
        padding: 20px;
        margin-top: -80px;
        // height: 500px;
        z-index: 3;
        background: #fff;
        box-sizing: border-box;
        .class-intr{
            display: flex;
            .img{
                width: 440px;
                margin-right: 40px;
                overflow: hidden;
                border-radius: 15px;
                img{
                    width: 100%;
                    height: 100%;
                }
            }
            .text{
                flex: 1;
                h3{
                    font-size: 28px;
                    margin: 20px 0 10px;
                }
                p{
                    color: #666;
                }
                .price{
                    ul{
                        display: flex;
                        list-style: none;
                        padding: 20px;
                        background: #f8f8f8;
                        border-radius: 15px;
                        margin: 20px  0;
                        li{
                            text-align: center;
                            flex: 33%;
                            color: #e60012;
                            &:not(:first-child){
                                border-left: 1px solid #e6e6e6;
                            }
                            div{
                                margin-bottom: 12px;
                                span{
                                    font-size: 24px;
                                }
                            }
                            p{
                                font-size: 14px;
                                color: #000;
                            }
                        }
                    }
                }
                a.btn{
                    display: block;
                    background: #e60012;
                    border-radius: 40px;
                    width: 132px;
                    line-height: 40px;
                    text-align: center;
                    color: #fff;
                    text-decoration: none;
                    &:hover{
                        background: #ad353f;;
                    }
                }
            }
        }
        .char{
            margin-top: 20px;
            ul{
                display: flex;
                list-style: none;
                li{
                    display: flex;
                    flex: 1;
                    padding: 20px;
                    border: 1px solid #e6e6e6;
                    border-radius:10px;
                    &:last-child{
                        margin-left: 10px;
                    }
                    span{
                        display: block;
                        background: #1e2188;
                        color: #fff;
                        width: 56px;
                        line-height: 28px;
                        border-radius: 28px 28px 28px 0;
                        height: 28px;
                        text-align: center;
                    }
                    p{
                        flex: 1;
                        font-size: 14px;
                        color: #000;
                        margin-left: 15px;
                    }
                }
            }
        }
        .class-model{
            margin-top: 20px;
            h3.title{
                padding-bottom: 20px;
                &::before{
                    content: url('../img/icon24.png');
                    margin-right: 5px;
                }
                span{
                    font-size: 14px;
                    background: #e60012;
                    color: #fff;
                    font-weight: normal;
                    padding: 2px 15px;
                    border-radius: 20px 20px 20px 0;
                    margin-left: 10px;
                }
            }
            .box{
                ul{
                    list-style: none;
                    li{
                        padding-bottom: 20px;
                        div.t{
                            margin-bottom: 10px;
                        }
                        div.tag{
                            span{
                                background: #fce5e7;
                                color: #e60012;
                                padding: 0 20px;
                                line-height: 44px;
                                display: inline-block;
                                border-radius: 5px;
                                &:not(:first-child){
                                    margin-left: 20px;
                                }
                            }
                        }
                    }
                }
            }
        }
        .service-model{
            padding-bottom: 20px;
            h3.title::before{
                content: url('../img/icon24-2.png');
                margin-right: 5px;
            }
            .list{
                padding-top: 10px;
                display: flex;
                flex-wrap: wrap;
                justify-content: space-between;
                .item{
                    display: flex;
                    width: 48%;
                    margin: 10px;
                    padding: 20px;
                    border-radius: 10px;
                    background: #f8f8f8;
                    div.img{
                        height: 52px;
                        width: 52px;
                        img{
                            width: 100%;
                        }
                    }
                    div.text{
                        margin-left: 20px;
                        .t{
                            font-size: 18px;
                        }
                        p{
                            font-size: 14px;
                            color: #999;
                            margin-top: 5px;
                        }
                    }
                }
            }
        }
        .info-model{
            padding-bottom:100px;
            h3.title::before{
                content:url('../img/icon24-3.png');
                margin-right: 5px;
            }
            .box{
                padding-top: 10px;
                ul{
                    display: flex;
                    list-style: none;
                    flex-wrap: wrap;
                    li{
                        display: flex;
                        background: #1e2188;
                        border: 2px solid #1e2188;
                        border-radius: 5px;
                        margin: 8px 20px 0 0;
                        i.icon{
                            display: inline-block;
                            height: 36px;
                            width: 36px;
                            background: url('../img/icon26.png') center no-repeat;
                        }
                        span{
                            /* height: 36px; */
                            line-height: 36px;
                            background: #eeeef5;
                            padding: 0 20px;
                        }
                    }
                }
            }
        }
    }
}